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134-81-6

134-81-6 structure
134-81-6 structure

Name benzil
Synonyms 1,2-Ethanedione, 1,2-diphenyl-
Dibenzoyl
Dibenzoyl Zone Refined
EINECS 205-157-0
Diphenylethanedione Zone Refined
MFCD00003080
Diphenylethanedione
Bibenzoyl
Diphenyl-a,b-diketone
Benzil
1,2-diphenylethane-1,2-dione
Esacure KBO
CHC-12
Diphenylglyoxal Zone Refined
Density 1.2±0.1 g/cm3
Boiling Point 347.0±11.0 °C at 760 mmHg
Melting Point 94-95 °C(lit.)
Molecular Formula C14H10O2
Molecular Weight 210.228
Flash Point 142.6±4.9 °C
Exact Mass 210.068085
PSA 34.14000
LogP 3.38
Vapour Pressure 0.0±0.8 mmHg at 25°C
Index of Refraction 1.594
Stability Stable. Combustible. Incompatible with strong oxidizing agents.
Water Solubility 0.5 g/L (20 ºC)

CHEMICAL IDENTIFICATION

RTECS NUMBER :
DD1925000
CHEMICAL NAME :
Benzil
CAS REGISTRY NUMBER :
134-81-6
LAST UPDATED :
199710
DATA ITEMS CITED :
5
MOLECULAR FORMULA :
C14-H10-O2
MOLECULAR WEIGHT :
210.24
WISWESSER LINE NOTATION :
RVVR

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration into the eye
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,294,1986 ** ACUTE TOXICITY DATA **
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
>3 gm/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity)
REFERENCE :
IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 15,359,1984 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X4886 No. of Facilities: 29 (estimated) No. of Industries: 2 No. of Occupations: 2 No. of Employees: 72 (estimated) No. of Female Employees: 44 (estimated)
Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H315-H319-H335
Precautionary Statements P261-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xi:Irritant
Risk Phrases R36/37/38
Safety Phrases S26-S36-S37/39
RIDADR NONH for all modes of transport
WGK Germany 2
RTECS DD1925000
HS Code 29143900
HS Code 29143900